PL138253B1 - Electron gun for a cathode ray tube in particular tv image tube - Google Patents
Electron gun for a cathode ray tube in particular tv image tube Download PDFInfo
- Publication number
- PL138253B1 PL138253B1 PL1982236219A PL23621982A PL138253B1 PL 138253 B1 PL138253 B1 PL 138253B1 PL 1982236219 A PL1982236219 A PL 1982236219A PL 23621982 A PL23621982 A PL 23621982A PL 138253 B1 PL138253 B1 PL 138253B1
- Authority
- PL
- Poland
- Prior art keywords
- grid
- shielding
- electrodes
- electrode
- cathode
- Prior art date
Links
- 238000010894 electron beam technology Methods 0.000 description 14
- 230000005686 electrostatic field Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 5
- 239000011521 glass Substances 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 201000009310 astigmatism Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/48—Electron guns
- H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
Landscapes
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Electron Sources, Ion Sources (AREA)
- Details Of Television Scanning (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/258,805 US4409514A (en) | 1981-04-29 | 1981-04-29 | Electron gun with improved beam forming region |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL236219A1 PL236219A1 (en) | 1983-01-17 |
| PL138253B1 true PL138253B1 (en) | 1986-08-30 |
Family
ID=22982200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL1982236219A PL138253B1 (en) | 1981-04-29 | 1982-04-29 | Electron gun for a cathode ray tube in particular tv image tube |
Country Status (10)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4313576C2 (de) * | 1993-04-26 | 1996-07-18 | Nokia Deutschland Gmbh | Elektronenstrahlerzeugersystem |
| US5637952A (en) * | 1993-04-26 | 1997-06-10 | Nokia Technology Gmbh | High-current cathode for picture tubes including a grid 3-electrode having a diaphragm with reduced apertures |
| JP3011127B2 (ja) * | 1997-03-27 | 2000-02-21 | 日本電気株式会社 | マイクロ波管用冷陰極電子銃およびマイクロ波管 |
| FR2773260B1 (fr) | 1997-12-31 | 2000-01-28 | Thomson Tubes & Displays | Canon a electrons pour tubes a rayons cathodiques adapte a un fonctionnement multimode |
| FR2803431B1 (fr) * | 1999-12-30 | 2002-05-03 | Thomson Tubes & Displays | Structure de canon a electrons pour tubes a rayons cathodiques |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2237667A (en) * | 1934-05-04 | 1941-04-08 | Aeg | Cathode ray tube recording device |
| US3151269A (en) * | 1962-06-05 | 1964-09-29 | William H Johnston Lab Inc | Source of ionizing beam |
| GB1142608A (en) | 1966-10-21 | 1969-02-12 | English Electric Valve Co Ltd | Improvements in or relating to television and like camera tubes |
| BE793992A (fr) * | 1972-01-14 | 1973-05-02 | Rca Corp | Tube a rayons cathodiques |
| JPS5522906B2 (enrdf_load_stackoverflow) * | 1974-05-20 | 1980-06-19 | ||
| DE2533082A1 (de) * | 1975-07-24 | 1977-02-10 | Bosch Gmbh Robert | Zuendeinrichtung fuer eine brennkraftmaschine |
| JPS5370663A (en) * | 1976-12-06 | 1978-06-23 | Toshiba Corp | 3 electron gun constituting body of in-line type |
| US4234814A (en) * | 1978-09-25 | 1980-11-18 | Rca Corporation | Electron gun with astigmatic flare-reducing beam forming region |
| GB2036415B (en) | 1978-12-07 | 1983-03-09 | Axenov N | Electron-optical beam-forming arrangement for cathode-ray devices |
| JPS55154044A (en) * | 1979-05-18 | 1980-12-01 | Hitachi Ltd | Electrode structure of electron gun and its manufacture |
| US4298818A (en) * | 1979-08-29 | 1981-11-03 | Rca Corporation | Electron gun |
| US4319163A (en) * | 1980-06-30 | 1982-03-09 | Rca Corporation | Electron gun with deflection-synchronized astigmatic screen grid means |
-
1981
- 1981-04-29 US US06/258,805 patent/US4409514A/en not_active Expired - Lifetime
-
1982
- 1982-03-16 CA CA000398411A patent/CA1174263A/en not_active Expired
- 1982-03-24 IT IT20369/82A patent/IT1151363B/it active
- 1982-04-23 GB GB8211863A patent/GB2097576B/en not_active Expired
- 1982-04-28 JP JP57072550A patent/JPS57185659A/ja active Granted
- 1982-04-28 NL NL8201770A patent/NL8201770A/nl not_active Application Discontinuation
- 1982-04-28 FR FR8207316A patent/FR2505088B1/fr not_active Expired
- 1982-04-29 KR KR8201877A patent/KR910001400B1/ko not_active Expired
- 1982-04-29 DE DE3216039A patent/DE3216039C2/de not_active Expired
- 1982-04-29 PL PL1982236219A patent/PL138253B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR840000064A (ko) | 1984-01-30 |
| PL236219A1 (en) | 1983-01-17 |
| JPH0368501B2 (enrdf_load_stackoverflow) | 1991-10-28 |
| DE3216039A1 (de) | 1982-11-18 |
| US4409514A (en) | 1983-10-11 |
| KR910001400B1 (ko) | 1991-03-04 |
| FR2505088A1 (fr) | 1982-11-05 |
| NL8201770A (nl) | 1982-11-16 |
| GB2097576A (en) | 1982-11-03 |
| IT1151363B (it) | 1986-12-17 |
| CA1174263A (en) | 1984-09-11 |
| GB2097576B (en) | 1985-04-03 |
| JPS57185659A (en) | 1982-11-15 |
| DE3216039C2 (de) | 1989-11-02 |
| FR2505088B1 (fr) | 1986-04-25 |
| IT8220369A0 (it) | 1982-03-24 |
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